沾沾自喜时，应该约束反省；怒不可遏时，应该约束反省；怠倦懒惰时，应该约束反省；思想狂放时，应该省约束反。
The rise of China represents the most significant challenge to the liberal international order since the end of the Cold War.
I think of a hero as someone who understands the degree of responsibility that comes with his freedom.